People at one Swedish supermarket were invited to taste two markedly different jams and then pick their preferred jam to retaste. Fooled by trick jars, they readily explained their jam preference without realizing that they had actually retasted their nonpreferred jam. Their failure to notice anything odd best illustrated

Question

Quizplus · Accepted Answer

The scenario described in the question is an example of choice blindness, where people are unaware of the choices they make, and can be influenced by factors they are not aware of. In this case, the trick jars were used to manipulate their preference without them noticing.

People at One Swedish Supermarket Were Invited to Taste Two